DR. CLAY CORNELISON DO
NPI 1609454040
Psychiatry & Neurology - Psychiatry in Pocatello, ID

Q: What is Clay Cornelison's NPI number?

The NPI number for Clay Cornelison is 1609454040. It was assigned to this individual provider in the NPPES registry on March 29, 2021.

Q: What is Clay Cornelison's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Clay Cornelison was last updated on February 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 29, 2021

500 S 11TH AVE, POCATELLO, ID 83201(208) 232-6214 Get Directions Write a Review

NPPES record last updated: February 24, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Clay Cornelison Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CLAY CORNELISON DO (NPI 1609454040) is an individual psychiatry provider in Pocatello, Idaho, licensed in Idaho (222123) and active in the NPI registry since March 2021.

NPPES Registry Identity

NPI1609454040

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. CLAY CORNELISONCredential: DO

Location Address500 S 11TH AVEPocatello, ID 83201-4835

Mailing Address500 S 11th AvePocatello, ID 83201-4835 · (208) 232-6214

Phone(208) 232-6214

Sole ProprietorNo

Enumeration DateMarch 29, 2021

Last NPPES UpdateFebruary 24, 2026

NPPES CertifiedFebruary 24, 2026

✔ NPI 1609454040 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in ID · 222123

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

500 S 11TH AVE, Pocatello, ID 83201

Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

POCATELLO CHILDREN'S CLINIC

Durable Medical Equipment & Medical Supplies

500 S 11TH AVE, STE 204
POCATELLO, ID 83201

Bannock County (208) 232-1443

JOHN LACKEY MD

Specialist

500 S 11TH AVE
POCATELLO, ID 83201

Bannock County (208) 232-3103

JUNIPER SPRINGS INTERNAL MEDICINE

Internal Medicine

500 S 11TH AVE, SUITE 203
POCATELLO, ID 83201

Bannock County (208) 236-1600

JOHN L. CHRISTENSEN PHD

Psychologist (Clinical)

500 S 11TH AVE, SUITE 302
POCATELLO, ID 83201

Bannock County (208) 233-0150

JAMES MATTHEW CAMPBELL PA-C

Physician Assistant (Medical)

500 S 11TH AVE
POCATELLO, ID 83201

Bannock County (208) 232-6214

BARBARA ROBERTS NP

Nurse Practitioner (Women's Health)

500 S 11TH AVE, SUITE 4G
POCATELLO, ID 83201

Bannock County (208) 233-2161

LINDA L. BABBITT M.D.

Internal Medicine

500 S 11TH AVE, SUITE 203
POCATELLO, ID 83201

Bannock County (208) 232-5902

MRS. JENNA NICOLE THOMPSON LCSW

Social Worker (Clinical)

500 S 11TH AVE, SUITE 303
POCATELLO, ID 83201

Bannock County (208) 239-3815

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Clay Cornelison's NPI number?

The NPI number for Clay Cornelison is 1609454040. It was assigned to this individual provider in the NPPES registry on March 29, 2021.

Where is Clay Cornelison located?

Clay Cornelison practices at 500 S 11th Ave, Pocatello, ID 83201. The listed phone number is (208) 232-6214.

What is Clay Cornelison's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Clay Cornelison was last updated on February 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.